Mitsubishi MELSEC Q Series Structured Programming Manual

3.7 Precautions on Programming
3.7.1 Precautions on assigning a name
3-11
3
FUNCTIONS
(8) An elementary data type name cannot be used.
(9) Part names of function/FB cannot be used.
Reserved words list
Table 3.7-1 Reserved words (1/2)
Category Character string
Class identifier
VAR, VAR_RETAIN, VAR_ACCESS, VAR_CONSTANT, VAR_CONSTANT_RETAIN, VAR_INPUT, VAR_INPUT_RETAIN,
VAR_OUTPUT, VAR_OUTPUT_RETAIN, VAR_IN_OUT, VAR_IN_EXT, VAR_EXTERNAL, VAR_EXTERNAL_CONSTANT,
VAR_EXTERNAL_CONSTANT_RETAIN, VAR_EXTERNAL_RETAIN, VAR_GLOBAL, VAR_GLOBAL_CONSTANT,
VAR_GLOBAL_CONSTANT_RETAIN, VAR_GLOBAL_RETAIN
Data type
BOOL, BYTE, INT, SINT, DINT, LINT, UINT, USINT, UDINT, ULINT, WORD, DWORD, LWORD, ARRAY, REAL,
LREAL, TIME, STRING
Data type hierachy ANY, ANY_NUM, ANY_BIT, ANY_REAL, ANY_INT, ANY_DATE, ANY_SIMPLE, ANY16, ANY32
Device name
X, Y, D, M, T, B, C, F, L, P, V, Z, W, I, N, U, J, K, H, E, A, SD, SM, SW, SB, FX, FY,
DX, DY, FD, TR, BL, SG, VD, ZR, ZZ
Character string
recognized as device
(Device name +
Numeral)
Such as X0
ST operator NOT, MOD
IL operator
LD, LDN, ST, STN, S, S1, R, R1, AND, ANDN, OR, ORN, XOR, XORN, ADD, SUB, MUL, DIV, GT, GE, EQ,
NE, LE, LT, JMP, JMPC, JMPCN, CAL, CALC, CALCN, RET, RETC, RETCN, LDI, LDP, LDF, ANI, ANDP,
ANDF, ANB, ORI, ORP, ORF, ORB, MPS, MRD, MPP, INV, MEP, MEF, EGP, EGF, OUT(H), SET, RST, PLS,
PLF, FF, DELTA(P), SFT(P), MC, MCR, STOP, PAGE, NOP, NOPLF
Application instruction
in GX Works2
Application instructions such as DMOD, PCHK, INC(P)
QCPU (Q Mode)/QnACPU Programming Manual (Common Instructions), QCPU Structured Programming Manual (Common
Instructions)
SFC instruction
SFCP, SFCPEND, BLOCK, BEND, TRANL, TRANO, TRANA, TRANC, TRANCA, TRANOA, SEND, TRANOC, TRANOCA,
TRANCO, TRANCOC, STEPN, STEPD, STEPSC, STEPSE, STEPST, STEPR, STEPC, STEPG, STEPI, STEPID,
STEPISC, STEPISE, STEPIST, STEPIR, TRANJ, TRANOJ, TRANOCJ, TRANCJ, TRANCOJ, TRANCOCJ
ST code body
RETURN, IF, THEN, ELSE, ELSIF, END_IF, CASE, OF, END_CASE, FOR, TO, BY, DO, END_FOR, WHILE,
END_WHILE, REPEAT, UNTIL, END_REPEAT, EXIT, TYPE, END_TYPE, STRUCT, END_STRUCT, RETAIN,
VAR_ACCESS, END_VAR, FUNCTION, END_FUNCTION, FUCTION_BLOCK, END_FUCTION_BLOCK, STEP,
INITIAL_STEP, END_STEP, TRANSITION, END_TRANSITION, FROM, TO, UNTILWHILE
Standard function name Function names in application functions such as AND_E, NOT_E

Mitsubishi MELSEC Q Series Specifications

General

Brand	Mitsubishi
Model	MELSEC Q Series
Category	Controller
Language	English